Hi Ndjido, This is because GBTClassifier doesn't yet have a rawPredictionCol like the. RandomForestClassifier has. Cf: http://spark.apache.org/docs/latest/ml-ensembles.html#output-columns-predictions-1 On 1 Dec 2015 3:57 a.m., "Ndjido Ardo BAR" <ndj...@gmail.com> wrote:
> Hi Joseph, > > Yes Random Forest support Grid Search on Spark 1.5.+ . But I'm getting a > "rawPredictionCol field does not exist exception" on Spark 1.5.2 for > Gradient Boosting Trees classifier. > > > Ardo > On Tue, 1 Dec 2015 at 01:34, Joseph Bradley <jos...@databricks.com> wrote: > >> It should work with 1.5+. >> >> On Thu, Nov 26, 2015 at 12:53 PM, Ndjido Ardo Bar <ndj...@gmail.com> >> wrote: >> >>> >>> Hi folks, >>> >>> Does anyone know whether the Grid Search capability is enabled since the >>> issue spark-9011 of version 1.4.0 ? I'm getting the "rawPredictionCol >>> column doesn't exist" when trying to perform a grid search with Spark 1.4.0. >>> >>> Cheers, >>> Ardo >>> >>> >>> >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: user-unsubscr...@spark.apache.org >>> For additional commands, e-mail: user-h...@spark.apache.org >>> >>> >>
